Home / 61,656,328.08-85,085,720.05-33,780,027.15

Finding the Fourth Proportional to 61,656,328.08, 85,085,720.05 and 33,780,027.15

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Solution

The fourth proportional to 61,656,328.08, 85,085,720.05 and 33,780,027.15 is: 46,616,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,656,328.08 : 85,085,720.05 = 33,780,027.15 : x
  2. Step 2: Convert to fraction form
    61,656,328.08/85,085,720.05 = 33,780,027.15/x
  3. Step 3: Cross multiply
    61,656,328.08x = 85,085,720.05 × 33,780,027.15
  4. Step 4: Simplify right side
    61,656,328.08x = 2,874,197,933,366,299
  5. Step 5: Solve for x
    x = 2,874,197,933,366,299/61,656,328.08
  6. Step 6: Final answer
    x = 46,616,430.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.